Drafting now
Half Marathon Training Plan: 12 Weeks
A polarized-training plan adapted from Seiler's work. Long runs, tempo, and the hard-day / easy-day rule.
This one is being written now. We publish when the research is tight and the advice is specific enough to act on today. Leave your email and we will send it the moment it is live.
Join The Healthy Guide
Weekly pacing, form, and training plans from first mile to race day.